Drilldown: Patents

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Patents > Tech fields : Propellers or gyroscope & National tech categories: None

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Office:
Inventors:
Louis Brennan (8) · Louis Blériot (6) · Antoine-Padoue Filippi (5) · John Edward Thompson (5) · Sam Leonard Walkden (5) · Arthur Henry Edwards (4) · Henri-Marie Coandă (4) · John Washington Wilson (4) · Robert Kemp (4) · Elmer Ambrose Sperry (4) · Isaac Bell (4)
Applicant person:
None (19) · Louis Brennan (8) · Louis Blériot (6) · Antoine-Padoue Filippi (5) · Sam Leonard Walkden (5) · John Edward Thompson (5) · Arthur Henry Edwards (4) · Henri-Marie Coandă (4) · John Washington Wilson (4) · Isaac Bell (4)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
None (131)
Granted:
Supplementary to patent:
None (172) · Patent US-1909-970771 (4) · Patent GB-1903-27212 (4) · Patent GB-1908-4519 (3) · Patent FR-1910-423792 (3) · Patent GB-1909-8531 (3) · Patent GB-1913-2294 (2) · Patent GB-1908-21445 (2) · Patent RU-1905-Rebikov (2) · Patent FR-1916-502839 (2) · Patent FR-1909-401714 (2) · Patent CA-1918-196108 (2) · Patent FR-1909-407737 (2) · Patent US-1913-1087946 (2) · Patent US-1914-1368226 (2) · Patent US-1916-1208684 (2) · Patent GB-1909-26034 (2)
Related to aircraft:
Patent agent:
None (94) · Marks & Clerk (16) · Boult, Wade & Tennant (15) · Haseltine, Lake & Co. (14) · Herbert Haddan & Co. (6) · None (4) · G. F. Redfern & Co. (4) · J. S. Withers & Spooner (4) · Arthur C. Downing (4) · Boult, Wade, and Tennant (4) · Abel & Imray (4) · H. D. Fitzpatrick & Co. (4) · Chatwin, Herschell & Co. (4) · Herbert H. Thompson (4) · Jensen & Son (3) · Hy. Fairbrother (3) · J. Owden O'Brien (3) · Wheatley & Mackenzie (3) · Browne & Co. (3)
National tech categories: (Click arrow to add another value)
IPCs:
None (133) · IPC B64C1/00 (19) · IPC B64C11/00 (18) · IPC B64C17/06 (13) · IPC B64C39/00 (10) · IPC B64C11/16 (9) · IPC B64C11/36 (7) · IPC B64C17/00 (6) · IPC B64C11/20 (5) · IPC B64C11/04 (5) · IPC B64C27/04 (5) · IPC B63H1/12 (4) · IPC B64C23/00 (4) · IPC B64C35/00 (3) · IPC B64C11/18 (3)
CPCs:
None (88) · CPC B64C17/06 (14) · CPC B64C2700/6216 (13) · CPC B64C11/16 (11) · CPC B64C11/006 (11) · CPC B64C11/36 (10) · CPC B64C11/00 (8) · CPC B64C17/00 (7) · CPC B64C11/48 (6) · CPC B64C11/04 (5) · CPC B63H1/12 (5) · CPC B64C39/00 (5) · CPC B64C11/20 (5) · CPC B64C27/04 (4) · CPC B64C23/005 (4) · CPC B64C2700/6281 (4) · CPC B64C39/005 (4) · CPC B64C2700/6295 (4) · CPC B64C11/18 (4) · CPC G01C19/38 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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